← Vulnerability feed

Vulnerability record · CVE-2020-12011 · published 16 July 2020

CVE-2020-12011: Mitsubishielectric mc works out-of-bounds write vulnerability

Mitsubishielectric · Mc Works

A specially crafted communication packet sent to the affected systems could cause a denial-of-service condition or allow remote code execution. This issue affects: Mitsubishi Electric MC Works64 version 4.02C (10.95.208.31) and earlier, all versions; MC Works32 version 3.00A (9.50.255.02); ICONICS GenBroker64, Platform Services, Workbench, FrameWorX Server version 10.96 and prior; GenBroker32 version 9.5 and prior.

9.8 CVSS 3.1 Critical EPSS 29% · top 1.9% CWE-787 · Out-of-bounds write
9.8CVSS 3.1 base score, v2 7.5
29%EPSS exploitation probability, 30 days
NoNot in CISA KEV
11Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

A specially crafted communication packet sent to the affected systems could cause a denial-of-service condition or allow remote code execution. This issue affects: Mitsubishi Electric MC Works64 version 4.02C (10.95.208.31) and earlier, all versions; MC Works32 version 3.00A (9.50.255.02); ICONICS GenBroker64, Platform Services, Workbench, FrameWorX Server version 10.96 and prior; GenBroker32 version 9.5 and prior.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

11 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://us-cert.cisa.gov/ics/advisories/icsa-20-170-02 Third Party AdvisoryUS Government Resource
https://us-cert.cisa.gov/ics/advisories/icsa-20-170-03 Third Party AdvisoryUS Government Resource
https://us-cert.cisa.gov/ics/advisories/icsa-20-170-02 Third Party AdvisoryUS Government Resource
https://us-cert.cisa.gov/ics/advisories/icsa-20-170-03 Third Party AdvisoryUS Government Resource

Track CVE-2020-12011 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2011-5089Iconics genesis32 memory buffer overflow vulnerabilityBuffer overflow in the Security Login ActiveX controls in ICONICS GENESIS32 8.05, 9.0, 9.1, and 9.2 and BizViz 8.05, 9.0, 9.1, and 9.2 allows remote …EPSS 4.3%9.8CVE-2022-33318Mitsubishi Electric GENESIS64 and MC Works64 deserialization RCEGENESIS64, ICONICS Suite, GENESIS32 and MC Works64 contain a deserialization of untrusted data flaw (CWE-502). A remote attacker can send specially c…EPSS 48%analysed9.8CVE-2022-23128Iconics analytix vulnerabilityIncomplete List of Disallowed Inputs vulnerability in Mitsubishi Electric MC Works64 versions 4.00A (10.95.201.23) to 4.04E (10.95.210.01), ICONICS G…EPSS 2.9%9.8CVE-2020-12007Mitsubishielectric mc works deserialization of untrusted data vulnerabilityA specially crafted communication packet sent to the affected devices could allow remote code execution and a denial-of-service condition due to a de…EPSS 3.9%9.3CVE-2014-0758Iconics genesis32 improper input validation vulnerabilityAn ActiveX control in GenLaunch.htm in ICONICS GENESIS32 8.0, 8.02, 8.04, and 8.05 allows remote attackers to execute arbitrary programs via a crafte…EPSS 1.9%9.3CVE-2011-5088Iconics bizviz vulnerabilityThe GENESIS32 IcoSetServer ActiveX control in ICONICS GENESIS32 9.21 and BizViz 9.21 configures the trusted zone on the basis of user input, which al…EPSS 2.7%9.3CVE-2011-2089Iconics bizviz memory buffer overflow vulnerabilityStack-based buffer overflow in the SetActiveXGUID method in the VersionInfo ActiveX control in GenVersion.dll 8.0.138.0 in the WebHMI subsystem in IC…EPSS 38%9.1CVE-2022-33319Iconics genesis64 out-of-bounds read vulnerabilityOut-of-bounds Read vulnerability in Mitsubishi Electric GENESIS64 versions 10.97 to 10.97.1, Mitsubishi Electric Iconics Digital Solutions GENESIS64 …EPSS 1.6%

Source: NIST National Vulnerability Database (record CVE-2020-12011), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.